.logo{
    position: absolute;
    width: 120px;
    height: 40px;
    margin-left: 10px;
    margin-top: 0px;
}
.head{
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto;
    /* background: ; */
    border: 1px solid black;
    background: url("../images/touxiang.jpg") 0 0 no-repeat;
    background-size: 100px 100px;
}

.lab{
    width: 80px !important;
    display: inline-block;
    float: left;
    margin-left: 10px;
}
.lab{
    transition: transform 1s;
}
.lab:hover{
    transform: scale(1.5,1.5);
    z-index: 2;
}
.head{
    animation: s 5s linear 0s infinite;
}
@keyframes s {
    from{
        transform: rotate(0);
    }to{
        transform: rotate(360deg);
    }
}